... .5kv Rated current: 400-630, 400-1000, 400-1250A GW4-12(17.5/40.4) series outdoor ac high-voltage disconnecting ... switch conforms GB1985-89, IEC129(1984) and IEC694(1980). GW4-12(17.5/40.4) series outdoor ac high-voltage disconnecting ... the requirements.Main technical data:Classify: normal typeModel: GW4Rated voltage: 12, 17.5, 40.5kvRated current: 400-630, 400-1000, 400 ...